217156789717

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1\times {\mathrm{2193791}}^1$

素因数の和:2194056

約数の個数: 16

約数和(自身を含む): 252724838400

約数和(自身を除く): 35568048683

約数列:

[1, 7, 79, 179, 553, 1253, 14141, 98987, 2193791, 15356537, 173309489, 392688589, 1213166423, 2748820123, 31022398531, 217156789717]

約数ペア:

[(1, 217156789717), (7, 31022398531), (79, 2748820123), (179, 1213166423), (553, 392688589), (1253, 173309489), (14141, 15356537), (98987, 2193791)]